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Chemistry
A Level

Explain why ethanol has a higher boiling point than ethene (3)

I would recommend drawing both molecules to identify the key functional groups and relative sizes of the two molecules before attempting to write an answer. Answer: Ethanol molecules have hydrogen bonding...

EF
Answered by Edward F. Chemistry tutor
4997 Views

How would you expect the H-NMR spectrum of ethanol to differ from the H-NMR spectrum of ethane?

First, draw out both molecules as this will make the comparison much easier. Count the number of different hydrogen environments in each molecule to determine the number of H-NMR peaks. Count the number o...

EF
Answered by Edward F. Chemistry tutor
4996 Views

outline the mechanism for the nitration of methyl benzoate and show how sulfuric acid behaves as a catalyst

You will be given the equationThis reaction is an electrophilic substitution which is the most common reactions among benzene groups that you will come across at A levelThe question tells you that it is a...

MA
Answered by Monica A. Chemistry tutor
4756 Views

What is a dative covalent bond?

A dative covalent bond is a shared pair of electrons where the shared pair of electrons originate from the same atom.

RM
Answered by Rachel M. Chemistry tutor
4181 Views

describe the structure of graphite

giant covalent structureintralayer forceseach C atom joins to 3 other Cs by covalent bondsinterlayer forcesatoms form layers with a hexagonal arrangement between atomsweak interlayer forces

WQ
Answered by Wesley Q. Chemistry tutor
1436 Views

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